Boil water in a pot with little salt, once start boiling add ginger-garlic & green chili paste.
Add flour into the boiled mixture, mix it well, switch off the flame, cover it and keep side for 5-10 mins.
Remove the cooked dough in big plate or kitchen surface, apply oil and knead it about 5 mins.
Make a lemon sized balls out of prepared dough.
Dust little flour on roller and roll the ball and make round roti.
Heat the griddle, place the rolled roti over it, apply/spread few drops of water over the roti surface.
Cook for few seconds, then turn upside down and cook it again till brown spotted.
Remove the griddle and cook the roti upside down(brown spotted up) direct on the flame, it will puff like balloon.
Remove from the flame and apply ghee on roti, make more roti following same instructions.
Serve hot with curry or Sarson Ka Saag.